chore(RDV-1816): update to .NET 10

.gitignore

@@ -19,3 +19,6 @@ src/UltimatePDF_ExternalLogic.E2ETests/appsettings.local.json
 
 # IDE launch profiles
 src/**/Properties/launchSettings.json
+
+# AI working folder
+specs/

ARCHITECTURE.md

@@ -117,7 +117,7 @@ This component operates within ODC's external logic environment, subject to:
 
 ## Deployment
 
-The library is packaged as a ZIP file containing compiled .NET 8.0 binaries for linux-x64 runtime. Generate the package by running:
+The library is packaged as a ZIP file containing compiled .NET 10.0 binaries for linux-x64 runtime. Generate the package by running:
 
 ```bash
 .\generate_upload_package.ps1
@@ -132,7 +132,7 @@ Companion OutSystems modules in the `oml/` directory provide client-side acceler
 
 ## Technology Stack
 
-- **.NET 8.0:** Target framework for ODC external logic
+- **.NET 10.0:** Target framework for ODC external logic
 - **PuppeteerSharp:** Browser automation library wrapping Chromium DevTools Protocol
 - **HeadlessChromium.Puppeteer.Lambda.Dotnet:** Provides Chromium binaries compatible with AWS Lambda (ODC infrastructure)
 - **PDFsharp 6.2.0:** PDF manipulation for merging layers (backgrounds, headers, footers)

CLAUDE.md

@@ -4,7 +4,7 @@ This file provides guidance to Claude Code (claude.ai/code) when working with co
 
 ## Overview
 
-UltimatePDF-ExternalLogic is an OutSystems Developer Cloud (ODC) external logic component that generates PDFs from web pages using Chromium's rendering engine. The code is written in C# targeting .NET 8.0 and runs within ODC's managed infrastructure.
+UltimatePDF-ExternalLogic is an OutSystems Developer Cloud (ODC) external logic component that generates PDFs from web pages using Chromium's rendering engine. The code is written in C# targeting .NET 10.0 and runs within ODC's managed infrastructure.
 
 For system architecture and design patterns, see [ARCHITECTURE.md](./ARCHITECTURE.md). For development workflow and contribution guidelines, see [CONTRIBUTING.md](./CONTRIBUTING.md).
 
@@ -143,10 +143,10 @@ See `LayoutPrintPipeline/Pipeline.cs` methods (`MergeBackground`, `MergeHeaders`
 
 ## Technology Stack
 
-- **.NET 8.0** - Target framework for ODC external logic
+- **.NET 10.0** - Target framework for ODC external logic
 - **PuppeteerSharp** - Browser automation via Chrome DevTools Protocol
-- **HeadlessChromium.Puppeteer.Lambda.Dotnet** (v1.1.0.97) - Chromium binaries for AWS Lambda (ODC infrastructure)
-- **PDFsharp** (v6.2.0) - PDF layer composition
+- **HeadlessChromium.Puppeteer.Dotnet.OS.Fork** (v1.1.1.1) - Chromium binaries for AWS Lambda (ODC infrastructure)
+- **PDFsharp** (v6.2.4) - PDF layer composition
 - **OutSystems.ExternalLibraries.SDK** (v1.5.0) - ODC external logic framework
 
 ## Additional Resources

src/UltimatePDF_ExternalLogic.E2ETests/UltimatePDF_ExternalLogic.E2ETests.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <IsPackable>false</IsPackable>
@@ -18,7 +18,7 @@
     <PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="8.0.0" />
     <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="8.0.0" />
-    <PackageReference Include="PDFsharp" Version="6.2.0" />
+    <PackageReference Include="PDFsharp" Version="6.2.4" />
   </ItemGroup>
 
   <ItemGroup>

src/UltimatePDF_ExternalLogic.IntegrationTests/UltimatePDF_ExternalLogic.IntegrationTests.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <IsPackable>false</IsPackable>

src/UltimatePDF_ExternalLogic.Test.Helpers/UltimatePDF_ExternalLogic.Test.Helpers.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <IsPackable>false</IsPackable>
@@ -12,7 +12,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="PDFsharp" Version="6.2.0" />
+    <PackageReference Include="PDFsharp" Version="6.2.4" />
     <PackageReference Include="xunit.v3.assert" Version="3.2.2" />
   </ItemGroup>
 

src/UltimatePDF_ExternalLogic.UnitTests/PipelineTests.cs

@@ -19,7 +19,7 @@ private static Mock<IPage> BuildPageMock(Pipeline.LayoutPrint[] layouts) {
         mock.Setup(p => p.EvaluateFunctionAsync<Pipeline.LayoutPrint[]>(It.IsAny<string>(), It.IsAny<object[]>()))
             .ReturnsAsync(layouts);
         mock.Setup(p => p.EvaluateFunctionAsync(It.IsAny<string>(), It.IsAny<object[]>()))
-            .ReturnsAsync(JValue.CreateNull());
+            .Returns(Task.CompletedTask);
         mock.Setup(p => p.PdfDataAsync(It.IsAny<PdfOptions>()))
             .ReturnsAsync(PdfFactory.CreateMinimal());
         return mock;

src/UltimatePDF_ExternalLogic.UnitTests/UltimatePDF_ExternalLogic.UnitTests.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <IsPackable>false</IsPackable>

src/UltimatePDF_ExternalLogic/Management/Troubleshooting/Logger.cs

@@ -12,12 +12,14 @@ public class Logger {
         private readonly ILogger logger;
         private readonly ICollection<LogAttachment> attachments;
         private readonly ICollection<CustomLoggerFactory> loggerFactories;
+        private readonly StringBuilder executionLog;
         private readonly bool attachFilesLogs;
 
         private Logger() {
             logger = NullLogger<Logger>.Instance;
             attachments = new List<LogAttachment>(6);
             loggerFactories = new List<CustomLoggerFactory>(1);
+            executionLog = new StringBuilder();
         }
 
         protected Logger(ILogger logger, bool attachFilesLogs) : this() {
@@ -42,25 +44,39 @@ public void Log(string message) {
         }
 
         public virtual void Error(Exception? e, string? message, params object?[] args) {
+            AppendToExecutionLog(LogLevel.Error, message, e);
             logger.LogError(e, message, args);
         }
 
         public virtual void Error(string message) {
+            AppendToExecutionLog(LogLevel.Error, message);
             logger.LogError(message);
         }
 
         public virtual void Warning(string message) {
+            AppendToExecutionLog(LogLevel.Warning, message);
             logger.LogWarning(message);
         }
 
         public virtual void Warning(string? message, params object?[] args) {
+            AppendToExecutionLog(LogLevel.Warning, message);
             logger.LogWarning(message, args);
         }
 
         public virtual void Log(LogLevel level, string? message, params object?[] args) {
+            AppendToExecutionLog(level, message);
             logger.Log(level, message, args);
         }
 
+        private void AppendToExecutionLog(LogLevel level, string? message, Exception? exception = null) {
+            lock (executionLog) {
+                executionLog.AppendLine($"[{DateTime.UtcNow:o}] [{level}] - {message}");
+                if (exception != null) {
+                    executionLog.AppendLine(exception.ToString());
+                }
+            }
+        }
+
         public void Log(string message, bool condition) {
             if (condition) {
                 Log(message);
@@ -89,13 +105,25 @@ public virtual byte[] GetZipFile() {
 
             using (var zip = new ZipArchive(stream, ZipArchiveMode.Create, true))
             {
+                AddExecutionLogToZip(zip);
                 AddAttachmentsToZip(zip);
                 AddCustomLoggersToZip(zip);
             }
 
             return stream.ToArray();
         }
 
+        private void AddExecutionLogToZip(ZipArchive zip) {
+            if (executionLog.Length == 0) {
+                return;
+            }
+
+            var entry = zip.CreateEntry("execution.txt");
+            using var stream = entry.Open();
+            using var writer = new StreamWriter(stream, Encoding.UTF8);
+            writer.Write(executionLog.ToString());
+        }
+
         private void AddAttachmentsToZip(ZipArchive zip) {
             foreach (var attachment in attachments) {
                 var attachmentEntry = zip.CreateEntry(attachment.filename);

src/UltimatePDF_ExternalLogic/UltimatePDF_ExternalLogic.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
@@ -10,9 +10,9 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="HeadlessChromium.Puppeteer.Lambda.Dotnet" Version="1.1.0.97" />
+    <PackageReference Include="HeadlessChromium.Puppeteer.Dotnet.OS.Fork" Version="1.1.1.1" />
     <PackageReference Include="OutSystems.ExternalLibraries.SDK" Version="1.5.0" />
-    <PackageReference Include="PDFsharp" Version="6.2.0" />
+    <PackageReference Include="PDFsharp" Version="6.2.4" />
   </ItemGroup>
 
   <ItemGroup>